Home / 257,500,783.08-355,360,425.21-147,513,753.72

Finding the Fourth Proportional to 257,500,783.08, 355,360,425.21 and 147,513,753.72

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Solution

The fourth proportional to 257,500,783.08, 355,360,425.21 and 147,513,753.72 is: 203,574,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,500,783.08 : 355,360,425.21 = 147,513,753.72 : x
  2. Step 2: Convert to fraction form
    257,500,783.08/355,360,425.21 = 147,513,753.72/x
  3. Step 3: Cross multiply
    257,500,783.08x = 355,360,425.21 × 147,513,753.72
  4. Step 4: Simplify right side
    257,500,783.08x = 52,420,550,246,262,416
  5. Step 5: Solve for x
    x = 52,420,550,246,262,416/257,500,783.08
  6. Step 6: Final answer
    x = 203,574,333.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.